Base | Representation |
---|---|
bin | 110011010011001… |
… | …111001100011100 |
3 | 2012222112010100122 |
4 | 303103033030130 |
5 | 3230313242423 |
6 | 221223214112 |
7 | 30220445006 |
oct | 6323171434 |
9 | 2188463318 |
10 | 860680988 |
11 | 401917402 |
12 | 2002a7338 |
13 | 10940aabb |
14 | 82443376 |
15 | 508618c8 |
hex | 334cf31c |
860680988 has 12 divisors (see below), whose sum is σ = 1512947520. Its totient is φ = 428410272.
The previous prime is 860680987. The next prime is 860681051. The reversal of 860680988 is 889086068.
It is a happy number.
It is a super-2 number, since 2×8606809882 = 1481543526209312288, which contains 22 as substring.
It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (860680987) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481553 + ... + 483336.
It is an arithmetic number, because the mean of its divisors is an integer number (126078960).
Almost surely, 2860680988 is an apocalyptic number.
It is an amenable number.
860680988 is a deficient number, since it is larger than the sum of its proper divisors (652266532).
860680988 is a wasteful number, since it uses less digits than its factorization.
860680988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 965116 (or 965114 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 53.
The square root of 860680988 is about 29337.3650486883. The cubic root of 860680988 is about 951.2194821226.
The spelling of 860680988 in words is "eight hundred sixty million, six hundred eighty thousand, nine hundred eighty-eight".
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